Sell now – Have one to sell? If my notes here are correct they are: Connect the board to your computer. Email to friends Share on Facebook – opens in a new window or tab Share on Twitter – opens in a new window or tab Share on Pinterest – opens in a new window or tab. Now, install the AVR development tools. Notify me of new comments via email. Notify me of new posts via email.

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Working with the AT90USBKey | Hackaday

I did much of my early development they arrived two days after the Key itself with them loose-fitted in because a friend happened to ruin my good soldering tip. Cost wise they two are actually fairly similar. We will use this to program the new device.

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Remember when I said earlier that AVRs are straightforward to program? Learn More – opens in a new window or tab International shipping and import charges paid to Pitney Bowes Inc.

Atmel AT90USBKey Headers and Squid Cables

It comes with several cool goodies: Read on… What about a USB port that is supposed to be either a device or a host, depending on what you connect it to?

Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the ar90usbkey in non-retail packaging, such as an unprinted box or plastic bag. Atmdl is a chip with all of the necessary hardware built-in to be either a USB host or device, so the name lets you know that.


So in effect, you have four LEDs available, although each pair of green and red LEDs overlap with each other and look kind of strange when they are both on at the same time. Learn More – opens in a new window or tab Returns: Although C compilers will automatically generate 8-bit code that manipulates larger variables and bit integers, for exampleyou have to at90usbksy careful about performance and interrupt safety when working with bigger variables.

Downtown Doug Brown » Atmel AT90USBKEY review and demo code

Report item – opens in a new window or tab. Seller information petelox The code will be very similar to some of my earlier microcontroller programming examples.

Learn more – opens in a new window or tab. Flashing your code to the board: The purpose of this last command is to get udev to reread its list of rules. You can leave them both on if you want, but I tend to remove the Debug configuration because it breaks some of the optimizations that amtel depends on the delay functions, for instance.


It gives you plenty of fun devices play with. The idea is to put your code and large constants into flash because they will only change when you change the firmware. Notify me of new posts via email. Depending on what type of cable you plug in, it will decide whether it should act as a host or a device. Refer to eBay Return policy for more details.

Back to home page Return to top. There is an excellent set of community-supported development tools for the AVR platform — binutilsgccavr-libcand avrdude are a few of the essentials. As of the date of this review, the latest version of Eclipse is Indigo 3.


Sell now – Have one to sell? Lenovo IdeaPad Z unable to run system recovery Fix: Add to watch list Remove from watch list. In 8-bit AVRs, flash is designed for code storage and must be erased in large chunks. There are 8 items available. Learn more – opens in new window or tab. Please enter a number less than or equal to 8. The demos seem to work great.